00353nam a2200133Ia 4500008004100000020001600041050002100057245003900078260002900117300001700146500002000163500002000183650001600203151021s9999    xx            000 0 und d  a007011207x   aQD33 .C434 1996   a_Essential chemisty Raymond Chang   aBoston McGraw hill 1996   axxvii,719p.   aIncludes index   aIncludes index   a_chemistry